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Performance

I optimize for real users — speed, Core Web Vitals and reliability that impact SEO and business metrics.

Performance

How I approach it

Measure first (Lighthouse, RUM)

Fix bottlenecks with biggest impact

Optimize images, fonts, JS bundle

Cache smartly at every layer

What I deliver

Core Web Vitals improvements

Image & font optimization

Bundle size reduction

Performance monitoring setup

Tools I reach for

  • Vercel
  • Next.js
  • Sentry
  • Grafana

Related services

  • E-commerce solutions

Selected work

ContentUp — AI rich content generator for e-shop product pages

ContentUp

View case study
TravelQuiz — travel knowledge quizzes on geography, flags and culture

TravelQuiz

View case study
PlayPingPong — interactive map of free outdoor ping pong tables

PlayPingPong

View case study

Other services

AI & Automation

AI & Automation

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UI/UX Design

UI/UX Design

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Frontend dev

Frontend dev

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Backend dev

Backend dev

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Have a project in mind?

Send me a few lines about your idea — I'll get back within 48 hours with next steps.

Get in touch
Radek Musil|Product Engineer
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